tests/ui/generic-associated-types/issue-78671.rs


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trait CollectionFamily {
    type Member<T>;
}
fn floatify() {
    Box::new(Family) as &dyn CollectionFamily<Member=usize>
    //~^ ERROR: missing generics for associated type
    //~| ERROR: the trait `CollectionFamily` is not dyn compatible
}

struct Family;

fn main() {}